ABB ACH550-UH-114A-2 Motors & Drives - Compact VFD

Part Number: 3AUA0000004091
Manufacturer
ABB
Part number
3AUA0000004091

Quick Summary

ACH550-UH-114A-2 is a compact variable frequency drive that precisely controls motor speed for pumps, fans, and conveyors. Many projects struggle with lengthy commissioning, inconsistent motor performance, and energy waste that erode productivity. Standard certifications for ABB drive families typically include CE marking for global market access, with potential SIL ratings and IP-rated enclosure options depending on configuration. Using this drive helps engineers simplify panel wiring, accelerate start-up, and monitor motor health through built-in diagnostics, delivering faster ROI. Designed to integrate with existing automation networks, this solution supports scalable performance across multiple lines while reducing total cost of ownership.

Product Information

Feature: Compact, integrated drive reduces panel space and wiring complexity → Benefit: Frees up enclosure real estate and lowers installation time, enabling quicker start-ups in conveyors and pumps. Application: OEM lines and retrofit projects benefit from faster commissioning and easier maintenance. Feature: Intuitive configuration and diagnostics → Benefit: Speedy tuning, reduced troubleshooting, and proactive health monitoring for bearings and loads. Application: Critical processes in HVAC and material handling improve uptime and reliability. Feature: Built-in motor protection and overload resilience → Benefit: Extended motor life and fewer unplanned outages, lowering maintenance costs. Application: High-load applications such as fans and driven pumps in harsh environments. Feature: Energy-efficient soft-start and ramp control → Benefit: Lower peak demand and reduced mechanical stress, translating to energy cost savings. Application: Energy-intensive systems like pumps, fans, and conveyors. Feature: Flexible communication and PLC compatibility → Benefit: Seamless integration with existing control architectures, simplifying upgrades. Application: Plant-wide automation projects and scalable deployments.

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FAQs

Begin with selecting the appropriate enclosure and mounting position, then connect power and motor terminals following the product’s wiring diagram. Next, configure basic motor parameters, set protection limits, and enable protection features. Finally, perform a commissioning run with a controlled ramp, verify sensor feedback, and tune drive parameters to match the motor load profile. The process minimizes startup latency and ensures safe operation from day one.
The drive delivers energy efficiency through variable speed control and optimized acceleration profiles, reducing peak current and electrical losses. Built-in motor protection guards against short circuits, overloads, and thermal overloads, helping extend motor life. Real-time diagnostics support early fault detection, enabling proactive maintenance and reducing unexpected downtime in pumps, fans, and conveyors.
Yes. The ACH550-UH-114A-2 is designed for continuous motor control in HVAC and material handling contexts. It supports smooth start-stop, speed regulation, and programmable logic for fan and conveyor applications. Its compact footprint and adaptable wiring simplify retrofits and new installations, while its control interfaces facilitate integration with existing PLCs and SCADA systems.
ABB drives in this family typically carry CE marking for European compliance and safe operation within EU regulations. Depending on configuration, SIL-rated safety integration and IP-rated enclosures may be available to meet safety and environmental requirements. Always verify the specific configuration with the supplier to confirm exact certifications for your installation site.
ROI is driven by energy savings from reduced motor speed during part-load operation and by lower maintenance costs due to robust protection and diagnostics. Maintenance considerations include periodic firmware checks, sensor calibration, and inspection of motor connections and cooling pathways. The drive’s diagnostics help schedule planned maintenance, reducing unplanned downtime and extending equipment life.